//
// Created by WenDaojiang on 15/11/20.
// Copyright (c) 2015 文道江. All rights reserved.
//

#import <UIKit/UIKit.h>
#import <qrencode.h>

@interface QRCodeGenerator : NSObject

@property NSInteger margin ;

+ (QRCodeGenerator *)instance;


- (UIImage *)qrImageForString:(NSString *)string imageSize:(CGFloat)size;

@end
